%I #14 May 14 2019 08:32:25
%S 1,3,57,1233,75393,339089409,2607120373761,42451338836860929,
%T 3767776947041641791489,355742034243147691726340097,
%U 91926159597577085028716636536833,97320453584330647458564330111836880897,145554614131872292109665186286397182040866817
%N Number of n X n binary matrices of order dividing 9 (i.e., number of solutions of X^9=I in GL(n,2)).
%D V. Jovovic, The cycle index polynomials of some classical groups, Belgrade, 1995, unpublished.
%H Kent E. Morrison, <a href="https://cs.uwaterloo.ca/journals/JIS/VOL9/Morrison/morrison37.html">Integer Sequences and Matrices Over Finite Fields</a>, Journal of Integer Sequences, Vol. 9 (2006), Article 06.2.1.
%o (PARI) \\ See A053725 for F(n,q,k).
%o F(15, 2, 9) \\ _Andrew Howroyd_, Jul 09 2018
%Y Cf. A053722, A053725, A053718.
%K nonn
%O 1,2
%A _Vladeta Jovovic_, Mar 24 2000
%E a(12)-(13) from _Andrew Howroyd_, Jul 09 2018